// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "net/proxy/dhcpcsvc_init_win.h"

#include "base/lazy_instance.h"
#include "base/logging.h"

#include <dhcpcsdk.h>
#include <dhcpv6csdk.h>

namespace {

class DhcpcsvcInitSingleton {
public:
    DhcpcsvcInitSingleton()
    {
        DWORD version = 0;
        DWORD err = DhcpCApiInitialize(&version);
        DCHECK(err == ERROR_SUCCESS); // DCHECK_EQ complains of unsigned mismatch.
    }

    ~DhcpcsvcInitSingleton()
    {
        // Worker pool threads that use the DHCP API may still be running, so skip
        // cleanup.
    }
};

static base::LazyInstance<DhcpcsvcInitSingleton> g_dhcpcsvc_init_singleton = LAZY_INSTANCE_INITIALIZER;

} // namespace

namespace net {

void EnsureDhcpcsvcInit()
{
    g_dhcpcsvc_init_singleton.Get();
}

} // namespace net
